body {
    background-color: skyblue;
}
body>.container>section{
    margin-bottom: 2em;
}
.jumbotron {
    background-color: pink;
    padding-bottom: 10px;
    overflow: hidden;
}

.jumbotron h1 {
    color: #fff;
}

.countingBox {
    position: relative;
    overflow: hidden;
}

.countingBox > .nowClock,
.countingBox > .restClock {
    position: absolute;
}

.countingBox > .restClock {
    right: 0;
}

.counting {
    position: relative;
    width: 6em;
    height: 6em;
    padding-top: 1.5em;
    color: deeppink;
    background: pink;
    border: .3em solid deeppink;
    border-radius: 50%;
    text-shadow: 0.05em 0.05em 0.1em rgba(0, 0, 0, .3);;
    box-shadow: 0.1em 0.1em 0.2em 0.2em rgba(0, 0, 0, .3);
    background: radial-gradient(circle 4em at 2em 2em, #fff, #dea7ae);
    cursor: pointer;
}

.counting:after {
    content: "+1";
    display: block;
    margin: -4em 0 0 6em;
    opacity: 0;
    transition: opacity .36s linear;
}

.counting:active {
    left: .1em;
    top: .1em;
    box-shadow: 0.1em 0.1em 0.2em 0.1em rgba(0, 0, 0, .3);
}

.counting:active:after {
    opacity: 1;
}

.counting.disabled {
    pointer-events: none; /*禁止元素响应点击事件*/
    color: #aaa;
    background: #ccc;
    border: .3em solid #aaa;
    background: radial-gradient(circle 4em at 2em 2em, #eee, #bbb);
}
.result{
    width: 50%;
}
.result .counterNum,
.result .estimateNum{
    color: #F60;
}

#chartBar {
    height: 20em;
}